Dictionary of Nomenclature of Celestial Objects
(Last update: 22-Mar-2024)

Result of query: info cati AMS2000] A521W$
.

Details on Acronym:   [AMS2000]
  
[AMS2000] (Arnaud+Maurogordato+Slezak+, 2000)
Write:<<[AMS2000] XW>>
<<[AMS2000] A521W>>
<<[AMS2000] JHHMMSS.s+DDMMSS.s>>
<<[AMS2000] gN>>
<<[AMS2000] gA>>
<<[AMS2000] NN>>
N: 2+2+9+3+1+20
Object:?  (SIMBAD class: Unknown = Object of Unknown Nature)
Stat:is completely incorporated in Simbad
Note:ROSAT HRI images of ACO 521.
N=2 X-ray peaks (Nos XN, XS), corresponding to the two sub-clusters (Nos A521N, A521S).
Table 1, col(6, 7): N=9 proposed optical counterparts to RX sources, format 'JHHMMSS.s+DDMMSS.s'.
In Figs 8 and 10, galaxies are found in the field of ACO 521: (Nos g1-g3) and (No. gA).
Table A1: N=20 radio-sources (NVSS) in the field of ACO 521.
in source:ACO 521
Ref:=2000A&A...355..461A
byARNAUD M. , MAUROGORDATO S., SLEZAK E., RHO J.
 Astron. Astrophys., 355, 461-478 (2000)
  A521: A cluster forming at the crossing of two filaments?
oOptical ridges of galaxies S1 and S2 are not objects in SIMBAD.
oText: <[AMS2000] XW> (Nos XN, XS), <[AMS2000] A521W> (Nos A521N, A521S). Table 1, col(6, 7): <[AMS2000] JHHMMSS.s+DDMMSS.s> N=9. Fig.8: <[AMS2000] gN> (Nos g1-g3). Fig.10: <[AMS2000] gA> (No. gA). Table A1: <[AMS2000] NN> (Nos 1-20).
Originof the Acronym: S = Created by Simbad, the CDS Database